Commit cb73747e authored by Max Reitz's avatar Max Reitz Committed by Kevin Wolf
Browse files

iotests: Test blockdev-create for vpc 



Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
parent 7c932a1d

tests/qemu-iotests/266

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#!/usr/bin/env python

#

# Test VPC and file image creation

#

# Copyright (C) 2019 Red Hat, Inc.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

#



import iotests

from iotests import imgfmt





def blockdev_create(vm, options):

    result = vm.qmp_log('blockdev-create', job_id='job0', options=options,

                        filters=[iotests.filter_qmp_testfiles])



    if 'return' in result:

        assert result['return'] == {}

        vm.run_job('job0')





# Successful image creation (defaults)

def implicit_defaults(vm, file_path):

    iotests.log("=== Successful image creation (defaults) ===")

    iotests.log("")



    # 8 heads, 964 cyls/head, 17 secs/cyl

    # (Close to 64 MB)

    size = 8 * 964 * 17 * 512



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': size })





# Successful image creation (explicit defaults)

def explicit_defaults(vm, file_path):

    iotests.log("=== Successful image creation (explicit defaults) ===")

    iotests.log("")



    # 16 heads, 964 cyls/head, 17 secs/cyl

    # (Close to 128 MB)

    size = 16 * 964 * 17 * 512



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': size,

                          'subformat': 'dynamic',

                          'force-size': False })





# Successful image creation (non-default options)

def non_defaults(vm, file_path):

    iotests.log("=== Successful image creation (non-default options) ===")

    iotests.log("")



    # Not representable in CHS (fine with force-size=True)

    size = 1048576



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': size,

                          'subformat': 'fixed',

                          'force-size': True })





# Size not representable in CHS with force-size=False

def non_chs_size_without_force(vm, file_path):

    iotests.log("=== Size not representable in CHS ===")

    iotests.log("")



    # Not representable in CHS (will not work with force-size=False)

    size = 1048576



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': size,

                          'force-size': False })





# Zero size

def zero_size(vm, file_path):

    iotests.log("=== Zero size===")

    iotests.log("")



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': 0 })





# Maximum CHS size

def maximum_chs_size(vm, file_path):

    iotests.log("=== Maximum CHS size===")

    iotests.log("")



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': 16 * 65535 * 255 * 512 })





# Actual maximum size

def maximum_size(vm, file_path):

    iotests.log("=== Actual maximum size===")

    iotests.log("")



    blockdev_create(vm, { 'driver': imgfmt,

                          'file': 'protocol-node',

                          'size': 0xff000000 * 512,

                          'force-size': True })





def main():

    for test_func in [implicit_defaults, explicit_defaults, non_defaults,

                      non_chs_size_without_force, zero_size, maximum_chs_size,

                      maximum_size]:



        with iotests.FilePath('t.vpc') as file_path, \

             iotests.VM() as vm:



            vm.launch()



            iotests.log('--- Creating empty file ---')

            blockdev_create(vm, { 'driver': 'file',

                                  'filename': file_path,

                                  'size': 0 })



            vm.qmp_log('blockdev-add', driver='file', filename=file_path,

                       node_name='protocol-node',

                       filters=[iotests.filter_qmp_testfiles])

            iotests.log('')



            print_info = test_func(vm, file_path)

            iotests.log('')



            vm.shutdown()

            iotests.img_info_log(file_path)





iotests.script_main(main,

                    supported_fmts=['vpc'],

                    supported_protocols=['file'])

tests/qemu-iotests/266.out

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--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Successful image creation (defaults) ===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "size": 67125248}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



image: TEST_IMG

file format: IMGFMT

virtual size: 64 MiB (67125248 bytes)

cluster_size: 2097152



--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Successful image creation (explicit defaults) ===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": false, "size": 134250496, "subformat": "dynamic"}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



image: TEST_IMG

file format: IMGFMT

virtual size: 128 MiB (134250496 bytes)

cluster_size: 2097152



--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Successful image creation (non-default options) ===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": true, "size": 1048576, "subformat": "fixed"}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



image: TEST_IMG

file format: IMGFMT

virtual size: 1 MiB (1048576 bytes)



--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Size not representable in CHS ===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": false, "size": 1048576}}}

{"return": {}}

Job failed: The requested image size cannot be represented in CHS geometry

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



qemu-img: Could not open 'TEST_IMG': File too small for a VHD header



--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Zero size===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



image: TEST_IMG

file format: IMGFMT

virtual size: 0 B (0 bytes)

cluster_size: 2097152



--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Maximum CHS size===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "size": 136899993600}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



image: TEST_IMG

file format: IMGFMT

virtual size: 127 GiB (136899993600 bytes)

cluster_size: 2097152



--- Creating empty file ---

{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}

{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}

{"return": {}}



=== Actual maximum size===



{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": true, "size": 2190433320960}}}

{"return": {}}

{"execute": "job-dismiss", "arguments": {"id": "job0"}}

{"return": {}}



image: TEST_IMG

file format: IMGFMT

virtual size: 1.99 TiB (2190433320960 bytes)

cluster_size: 2097152

tests/qemu-iotests/group

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@@ -275,3 +275,4 @@ 
258 rw quick

262 rw quick migration

265 rw auto quick

266 rw quick